The Downey Historical Society is located at the Downey History Center in Apollo Park. For more than thirty years, the society's all-volunteer staff has been gathering and preserving records and artifacts from and about the southeastern part of Los Angeles County. The society's collection includes original photographs from 1870 to the present (copy negatives, duplicate prints, or 35-mm slides are…

The collection of the Duarte Historical Society and Friends of the Library focuses on the history of the City of Duarte and adjacent Bradbury. Its archive includes photographs, records, and other artifacts related to the settlers and families who developed Duarte, the local schools, and the local citrus industry..

The Go For Broke National Education Center holds more than 1,150 life history interviews of Americans of Japanese ancestry who served in the United States Army in WWII. Many of the veterans interviewed were born and raised in Los Angeles and the surrounding area.

Located on the Getty Center campus in Brentwood, the Research Library at the Getty Research Institute focuses on the history of art, architecture, and archaeology from prehistory to the contemporary period. Presently, the collections are strongest in the history of western European art and culture in Europe and North America; however, in recent years, they have expanded to include other areas,…

The collection at the museum is an assortment of items from the 1800's through the 1900's. There are tools for the home and farm, furniture, household accessories, office equipment, documents, photographs, and all types of clothing. Many items have been contributed by local residents over the years and have a direct connection to the "Upper San Gabriel Valley" and its residents. The Rubel Castle…